Bachofen, [173].

Bak tribes, [74].

Bala cleft, [129], [161].

Bala lake, [46].

Balkan mountains, [127].

Balkan peninsula, [113], [129].

Balkh, [75], [157].

Baltic languages, [157], [160].

Baltic region, [17], [32], [33], [46], [50], [51], [54], [60], [78], [93], [115], [160].

Baltic sea, [45], [47], [76], [77], [83], [114], [126], [128], [157], [165].